Signify Holding B.v.

Chengrui Yan

Xiaoqing Duan

Rui Zou

Yuanqiang Liu

Mo Shen

Morna Shen

A LED lighting bulb () has a lighting driver () which is located within the bulb envelope (). During assembly, the lighting driver () may be positioned away from an opening () of the envelope () so that high temperature sealing of a stem portion () of the end cap () to the envelope opening () can take place. The lighting driver () can then be pulled into position against the stem portion (), and assembly of the end cap () can then be completed.

LED lighting bulb and manufacturing method

The invention provides a lighting unit having an internal controller. The external power connector of the lighting unit (i.e. the electrical connector plug for connecting the lighting unit to an electrical lighting socket) comprises a manual adjustment element for selecting a setting of the controller. Thus, the manual adjustment element, which functions as a manual user interface, is integrated into the electrical plug part of the lighting unit.

Growing community of inventors

Shanghai, China

Chengrui Yan